| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 358.62 | USD | 20250922 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 358.62 | USD | 20250922 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 675.05 | USD | 20250922 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 302.37 | USD | 20250922 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 302.37 | USD | 20250922 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 302.37 | USD | 20250922 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 351.59 | USD | 20250922 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 379.71 | USD | 20250922 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 337.52 | USD | 20250922 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 351.59 | USD | 20250922 |